JavaScript - find text in string

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In JavaScript, it is possible to find text in strings with String search method.

1. Overview

String search method works in the following way:

  • as the first argument takes a regular expression
  • returns first text occurrence position,
  • returns -1 value if nothing found

2. String search method with regular expression example

2.1. With text argument 

// ONLINE-RUNNER:browser;

var text = 'This is my text...';

var position1 ='is'); // be careful because of regex characters
var position2 ='\\bis\\b');

console.log(position1); // 2
console.log(position2); // 5

2.2. With object argument example

// ONLINE-RUNNER:browser;

var text = 'This is my text...';
var position =\bis\b/);

console.log(position); // 5

Alternative titles

  1. JavaScript - how to find text in string?
  2. JavaScript - search string
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JavaScript - find text in string
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